org.extendj.ast.TryStmt Maven / Gradle / Ivy
/* This file was generated with JastAdd2 (http://jastadd.org) version 2.3.0 */
package org.extendj.ast;
import java.util.ArrayList;
import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.InputStream;
import java.io.IOException;
import java.util.Set;
import beaver.*;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.ConcurrentMap;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentSkipListMap;
import java.util.LinkedHashSet;
import java.util.*;
import org.jastadd.util.PrettyPrintable;
import org.jastadd.util.PrettyPrinter;
import java.util.zip.*;
import java.io.*;
import org.jastadd.util.*;
import java.io.BufferedInputStream;
import java.io.DataInputStream;
/**
* @ast node
* @declaredat /home/jesper/git/extendj/java4/grammar/Java.ast:358
* @astdecl TryStmt : Stmt ::= Block CatchClause* [Finally:Block] ExceptionHandler:Block;
* @production TryStmt : {@link Stmt} ::= {@link Block} {@link CatchClause}* [Finally:{@link Block}] ExceptionHandler:{@link Block};
*/
public class TryStmt extends Stmt implements Cloneable, FinallyHost {
/**
* @aspect Java4PrettyPrint
* @declaredat /home/jesper/git/extendj/java4/frontend/PrettyPrint.jadd:593
*/
public void prettyPrint(PrettyPrinter out) {
out.print("try ");
out.print(getBlock());
out.print(" ");
out.join(getCatchClauseList(), new PrettyPrinter.Joiner() {
@Override
public void printSeparator(PrettyPrinter out) {
out.print(" ");
}
});
if (hasFinally()) {
out.print(" finally ");
out.print(getFinally());
}
}
/**
* @aspect BranchTarget
* @declaredat /home/jesper/git/extendj/java4/frontend/BranchTarget.jrag:116
*/
public void collectBranches(Collection c) {
c.addAll(escapedBranches());
}
/**
* @aspect DefiniteUnassignment
* @declaredat /home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:1232
*/
public Block getFinallyBlock() {
return getFinally();
}
/**
* @aspect ExceptionHandling
* @declaredat /home/jesper/git/extendj/java4/frontend/ExceptionHandling.jrag:307
*/
protected boolean reachedException(TypeDecl catchType) {
boolean found = false;
// Found is true if the exception type is caught by a catch clause.
for (int i = 0; i < getNumCatchClause() && !found; i++) {
if (getCatchClause(i).handles(catchType)) {
found = true;
}
}
// If an exception is thrown in the block and the exception is not caught and
// either there is no finally block or the finally block can complete normally.
if (!found && (!hasNonEmptyFinally() || getFinally().canCompleteNormally()) ) {
if (getBlock().reachedException(catchType)) {
return true;
}
}
// Even if the exception is caught by the catch clauses they may
// throw new exceptions.
for (int i = 0; i < getNumCatchClause(); i++) {
if (getCatchClause(i).reachedException(catchType)) {
return true;
}
}
return hasNonEmptyFinally() && getFinally().reachedException(catchType);
}
/**
* @aspect CreateBCode
* @declaredat /home/jesper/git/extendj/java4/backend/CreateBCode.jrag:1798
*/
public void createBCode(CodeGeneration gen) {
int block_top_lbl = gen.constantPool().newLabel();
int block_end_lbl = gen.constantPool().newLabel();
int fallthrough_lbl = fallthrough_label();
int handler_lbl = gen.constantPool().newLabel();
boolean needsHandler = false;
super.createBCode(gen);
gen.addLabel(block_top_lbl);
getBlock().createBCode(gen);
gen.addLabel(block_end_lbl);
if (getBlock().canCompleteNormally()) {
gen.GOTO(fallthrough_lbl);
}
for (int i = 0; i < getNumCatchClause(); i++) {
CatchClause cc = getCatchClause(i);
cc.createBCode(gen);
cc.exceptionTableEntries(gen, block_top_lbl, block_end_lbl);
if (cc.getBlock().canCompleteNormally()) {
gen.GOTO(fallthrough_lbl);
}
if (hasNonEmptyFinally()) {
int cc_end_lbl = gen.constantPool().newLabel();
gen.addLabel(cc_end_lbl);
needsHandler = true;
gen.addCatchAll(cc.label(), cc_end_lbl, handler_lbl);
}
}
if (hasNonEmptyFinally()) {
emitExceptionHandler(gen, block_top_lbl, block_end_lbl, handler_lbl, needsHandler);
// Fallthrough finally.
gen.addLabel(fallthrough_lbl);
getFinally().createBCode(gen);
}
gen.addLabel(label_end());
}
/**
* Generate catch-all (finally).
* @aspect CreateBCode
* @declaredat /home/jesper/git/extendj/java4/backend/CreateBCode.jrag:1857
*/
public void emitExceptionHandler(CodeGeneration gen, int start_lbl, int end_lbl,
int handler_lbl, boolean needsHandler) {
int top_pc = gen.addressOf(start_lbl);
int end_pc = gen.addressOf(end_lbl);
if (needsHandler || top_pc != end_pc) {
// Catch-all exception handler (finally).
gen.addLabel(handler_lbl);
int num = getBlock().localNum();
gen.ASTORE(num, VerificationTypes.THROWABLE);
getExceptionHandler().createBCode(gen);
gen.ALOAD(num, VerificationTypes.THROWABLE);
gen.ATHROW();
gen.addCatchAll(start_lbl, end_lbl, handler_lbl);
}
}
/**
* @declaredat ASTNode:1
*/
public TryStmt() {
super();
}
/**
* Initializes the child array to the correct size.
* Initializes List and Opt nta children.
* @apilevel internal
* @ast method
* @declaredat ASTNode:10
*/
public void init$Children() {
children = new ASTNode[4];
setChild(new List(), 1);
setChild(new Opt(), 2);
}
/**
* @declaredat ASTNode:15
*/
@ASTNodeAnnotation.Constructor(
name = {"Block", "CatchClause", "Finally"},
type = {"Block", "List", "Opt"},
kind = {"Child", "List", "Opt"}
)
public TryStmt(Block p0, List p1, Opt p2) {
setChild(p0, 0);
setChild(p1, 1);
setChild(p2, 2);
}
/** @apilevel low-level
* @declaredat ASTNode:26
*/
protected int numChildren() {
return 3;
}
/**
* @apilevel internal
* @declaredat ASTNode:32
*/
public boolean mayHaveRewrite() {
return false;
}
/** @apilevel internal
* @declaredat ASTNode:36
*/
public void flushAttrCache() {
super.flushAttrCache();
getExceptionHandler_reset();
canCompleteNormally_reset();
branches_reset();
escapedBranches_reset();
assignedAfter_Variable_reset();
unassignedAfterFinally_Variable_reset();
assignedAfterFinally_Variable_reset();
unassignedBefore_Variable_reset();
unassignedAfter_Variable_reset();
hasNonEmptyFinally_reset();
catchableException_TypeDecl_reset();
fallthrough_label_reset();
label_end_reset();
typeError_reset();
typeRuntimeException_reset();
handlesException_TypeDecl_reset();
}
/** @apilevel internal
* @declaredat ASTNode:56
*/
public void flushCollectionCache() {
super.flushCollectionCache();
}
/** @apilevel internal
* @declaredat ASTNode:60
*/
public TryStmt clone() throws CloneNotSupportedException {
TryStmt node = (TryStmt) super.clone();
return node;
}
/** @apilevel internal
* @declaredat ASTNode:65
*/
public TryStmt copy() {
try {
TryStmt node = (TryStmt) clone();
node.parent = null;
if (children != null) {
node.children = (ASTNode[]) children.clone();
}
return node;
} catch (CloneNotSupportedException e) {
throw new Error("Error: clone not supported for " + getClass().getName());
}
}
/**
* Create a deep copy of the AST subtree at this node.
* The copy is dangling, i.e. has no parent.
* @return dangling copy of the subtree at this node
* @apilevel low-level
* @deprecated Please use treeCopy or treeCopyNoTransform instead
* @declaredat ASTNode:84
*/
@Deprecated
public TryStmt fullCopy() {
return treeCopyNoTransform();
}
/**
* Create a deep copy of the AST subtree at this node.
* The copy is dangling, i.e. has no parent.
* @return dangling copy of the subtree at this node
* @apilevel low-level
* @declaredat ASTNode:94
*/
public TryStmt treeCopyNoTransform() {
TryStmt tree = (TryStmt) copy();
if (children != null) {
for (int i = 0; i < children.length; ++i) {
switch (i) {
case 3:
tree.children[i] = null;
continue;
}
ASTNode child = (ASTNode) children[i];
if (child != null) {
child = child.treeCopyNoTransform();
tree.setChild(child, i);
}
}
}
return tree;
}
/**
* Create a deep copy of the AST subtree at this node.
* The subtree of this node is traversed to trigger rewrites before copy.
* The copy is dangling, i.e. has no parent.
* @return dangling copy of the subtree at this node
* @apilevel low-level
* @declaredat ASTNode:119
*/
public TryStmt treeCopy() {
TryStmt tree = (TryStmt) copy();
if (children != null) {
for (int i = 0; i < children.length; ++i) {
switch (i) {
case 3:
tree.children[i] = null;
continue;
}
ASTNode child = (ASTNode) getChild(i);
if (child != null) {
child = child.treeCopy();
tree.setChild(child, i);
}
}
}
return tree;
}
/** @apilevel internal
* @declaredat ASTNode:138
*/
protected boolean is$Equal(ASTNode node) {
return super.is$Equal(node);
}
/**
* Replaces the Block child.
* @param node The new node to replace the Block child.
* @apilevel high-level
*/
public void setBlock(Block node) {
setChild(node, 0);
}
/**
* Retrieves the Block child.
* @return The current node used as the Block child.
* @apilevel high-level
*/
@ASTNodeAnnotation.Child(name="Block")
public Block getBlock() {
return (Block) getChild(0);
}
/**
* Retrieves the Block child.
* This method does not invoke AST transformations.
* @return The current node used as the Block child.
* @apilevel low-level
*/
public Block getBlockNoTransform() {
return (Block) getChildNoTransform(0);
}
/**
* Replaces the CatchClause list.
* @param list The new list node to be used as the CatchClause list.
* @apilevel high-level
*/
public void setCatchClauseList(List list) {
setChild(list, 1);
}
/**
* Retrieves the number of children in the CatchClause list.
* @return Number of children in the CatchClause list.
* @apilevel high-level
*/
public int getNumCatchClause() {
return getCatchClauseList().getNumChild();
}
/**
* Retrieves the number of children in the CatchClause list.
* Calling this method will not trigger rewrites.
* @return Number of children in the CatchClause list.
* @apilevel low-level
*/
public int getNumCatchClauseNoTransform() {
return getCatchClauseListNoTransform().getNumChildNoTransform();
}
/**
* Retrieves the element at index {@code i} in the CatchClause list.
* @param i Index of the element to return.
* @return The element at position {@code i} in the CatchClause list.
* @apilevel high-level
*/
public CatchClause getCatchClause(int i) {
return (CatchClause) getCatchClauseList().getChild(i);
}
/**
* Check whether the CatchClause list has any children.
* @return {@code true} if it has at least one child, {@code false} otherwise.
* @apilevel high-level
*/
public boolean hasCatchClause() {
return getCatchClauseList().getNumChild() != 0;
}
/**
* Append an element to the CatchClause list.
* @param node The element to append to the CatchClause list.
* @apilevel high-level
*/
public void addCatchClause(CatchClause node) {
List list = (parent == null) ? getCatchClauseListNoTransform() : getCatchClauseList();
list.addChild(node);
}
/** @apilevel low-level
*/
public void addCatchClauseNoTransform(CatchClause node) {
List list = getCatchClauseListNoTransform();
list.addChild(node);
}
/**
* Replaces the CatchClause list element at index {@code i} with the new node {@code node}.
* @param node The new node to replace the old list element.
* @param i The list index of the node to be replaced.
* @apilevel high-level
*/
public void setCatchClause(CatchClause node, int i) {
List list = getCatchClauseList();
list.setChild(node, i);
}
/**
* Retrieves the CatchClause list.
* @return The node representing the CatchClause list.
* @apilevel high-level
*/
@ASTNodeAnnotation.ListChild(name="CatchClause")
public List getCatchClauseList() {
List list = (List) getChild(1);
return list;
}
/**
* Retrieves the CatchClause list.
* This method does not invoke AST transformations.
* @return The node representing the CatchClause list.
* @apilevel low-level
*/
public List getCatchClauseListNoTransform() {
return (List) getChildNoTransform(1);
}
/**
* @return the element at index {@code i} in the CatchClause list without
* triggering rewrites.
*/
public CatchClause getCatchClauseNoTransform(int i) {
return (CatchClause) getCatchClauseListNoTransform().getChildNoTransform(i);
}
/**
* Retrieves the CatchClause list.
* @return The node representing the CatchClause list.
* @apilevel high-level
*/
public List getCatchClauses() {
return getCatchClauseList();
}
/**
* Retrieves the CatchClause list.
* This method does not invoke AST transformations.
* @return The node representing the CatchClause list.
* @apilevel low-level
*/
public List getCatchClausesNoTransform() {
return getCatchClauseListNoTransform();
}
/**
* Replaces the optional node for the Finally child. This is the Opt
* node containing the child Finally, not the actual child!
* @param opt The new node to be used as the optional node for the Finally child.
* @apilevel low-level
*/
public void setFinallyOpt(Opt opt) {
setChild(opt, 2);
}
/**
* Replaces the (optional) Finally child.
* @param node The new node to be used as the Finally child.
* @apilevel high-level
*/
public void setFinally(Block node) {
getFinallyOpt().setChild(node, 0);
}
/**
* Check whether the optional Finally child exists.
* @return {@code true} if the optional Finally child exists, {@code false} if it does not.
* @apilevel high-level
*/
public boolean hasFinally() {
return getFinallyOpt().getNumChild() != 0;
}
/**
* Retrieves the (optional) Finally child.
* @return The Finally child, if it exists. Returns {@code null} otherwise.
* @apilevel low-level
*/
public Block getFinally() {
return (Block) getFinallyOpt().getChild(0);
}
/**
* Retrieves the optional node for the Finally child. This is the Opt node containing the child Finally, not the actual child!
* @return The optional node for child the Finally child.
* @apilevel low-level
*/
@ASTNodeAnnotation.OptChild(name="Finally")
public Opt getFinallyOpt() {
return (Opt) getChild(2);
}
/**
* Retrieves the optional node for child Finally. This is the Opt node containing the child Finally, not the actual child!
* This method does not invoke AST transformations.
* @return The optional node for child Finally.
* @apilevel low-level
*/
public Opt getFinallyOptNoTransform() {
return (Opt) getChildNoTransform(2);
}
/**
* Retrieves the ExceptionHandler child.
* This method does not invoke AST transformations.
* @return The current node used as the ExceptionHandler child.
* @apilevel low-level
*/
public Block getExceptionHandlerNoTransform() {
return (Block) getChildNoTransform(3);
}
/**
* Retrieves the child position of the optional child ExceptionHandler.
* @return The the child position of the optional child ExceptionHandler.
* @apilevel low-level
*/
protected int getExceptionHandlerChildPosition() {
return 3;
}
/** @apilevel internal */
private void getExceptionHandler_reset() {
getExceptionHandler_computed = false;
getExceptionHandler_value = null;
}
/** @apilevel internal */
protected boolean getExceptionHandler_computed = false;
/** @apilevel internal */
protected Block getExceptionHandler_value;
/** Copy of the finally block for catch-all exception handling.
* @attribute syn nta
* @aspect NTAFinally
* @declaredat /home/jesper/git/extendj/java4/frontend/NTAFinally.jrag:59
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN, isNTA=true)
@ASTNodeAnnotation.Source(aspect="NTAFinally", declaredAt="/home/jesper/git/extendj/java4/frontend/NTAFinally.jrag:59")
public Block getExceptionHandler() {
ASTState state = state();
if (getExceptionHandler_computed) {
return (Block) getChild(getExceptionHandlerChildPosition());
}
state().enterLazyAttribute();
getExceptionHandler_value = getExceptionHandler_compute();
setChild(getExceptionHandler_value, getExceptionHandlerChildPosition());
getExceptionHandler_computed = true;
state().leaveLazyAttribute();
Block node = (Block) this.getChild(getExceptionHandlerChildPosition());
return node;
}
/** @apilevel internal */
private Block getExceptionHandler_compute() {
if (hasNonEmptyFinally()) {
NTAFinallyBlock ntaBlock = new NTAFinallyBlock(this);
ntaBlock.addStmt((Block) getFinally().treeCopyNoTransform());
return ntaBlock;
} else {
return new NTAFinallyBlock();
}
}
/** @apilevel internal */
private void canCompleteNormally_reset() {
canCompleteNormally_computed = null;
}
/** @apilevel internal */
protected ASTState.Cycle canCompleteNormally_computed = null;
/** @apilevel internal */
protected boolean canCompleteNormally_value;
/**
* @attribute syn
* @aspect UnreachableStatements
* @declaredat /home/jesper/git/extendj/java4/frontend/UnreachableStatements.jrag:50
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="UnreachableStatements", declaredAt="/home/jesper/git/extendj/java4/frontend/UnreachableStatements.jrag:50")
public boolean canCompleteNormally() {
ASTState state = state();
if (canCompleteNormally_computed == ASTState.NON_CYCLE || canCompleteNormally_computed == state().cycle()) {
return canCompleteNormally_value;
}
canCompleteNormally_value = canCompleteNormally_compute();
if (state().inCircle()) {
canCompleteNormally_computed = state().cycle();
} else {
canCompleteNormally_computed = ASTState.NON_CYCLE;
}
return canCompleteNormally_value;
}
/** @apilevel internal */
private boolean canCompleteNormally_compute() {
boolean anyCatchClauseCompleteNormally = false;
for (int i = 0; i < getNumCatchClause() && !anyCatchClauseCompleteNormally; i++) {
anyCatchClauseCompleteNormally = getCatchClause(i).getBlock().canCompleteNormally();
}
return (getBlock().canCompleteNormally() || anyCatchClauseCompleteNormally)
&& (!hasNonEmptyFinally() || getFinally().canCompleteNormally());
}
/** @apilevel internal */
private void branches_reset() {
branches_computed = null;
branches_value = null;
}
/** @apilevel internal */
protected ASTState.Cycle branches_computed = null;
/** @apilevel internal */
protected Collection branches_value;
/** All branches that reach this node.
* @attribute syn
* @aspect BranchTarget
* @declaredat /home/jesper/git/extendj/java4/frontend/BranchTarget.jrag:156
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="BranchTarget", declaredAt="/home/jesper/git/extendj/java4/frontend/BranchTarget.jrag:156")
public Collection branches() {
ASTState state = state();
if (branches_computed == ASTState.NON_CYCLE || branches_computed == state().cycle()) {
return branches_value;
}
branches_value = branches_compute();
if (state().inCircle()) {
branches_computed = state().cycle();
} else {
branches_computed = ASTState.NON_CYCLE;
}
return branches_value;
}
/** @apilevel internal */
private Collection branches_compute() {
Collection set = new HashSet();
getBlock().collectBranches(set);
for (int i = 0; i < getNumCatchClause(); i++) {
getCatchClause(i).collectBranches(set);
}
return set;
}
/** @apilevel internal */
private void escapedBranches_reset() {
escapedBranches_computed = null;
escapedBranches_value = null;
}
/** @apilevel internal */
protected ASTState.Cycle escapedBranches_computed = null;
/** @apilevel internal */
protected Collection escapedBranches_value;
/** All branches that escape this node.
* @attribute syn
* @aspect BranchTarget
* @declaredat /home/jesper/git/extendj/java4/frontend/BranchTarget.jrag:166
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="BranchTarget", declaredAt="/home/jesper/git/extendj/java4/frontend/BranchTarget.jrag:166")
public Collection escapedBranches() {
ASTState state = state();
if (escapedBranches_computed == ASTState.NON_CYCLE || escapedBranches_computed == state().cycle()) {
return escapedBranches_value;
}
escapedBranches_value = escapedBranches_compute();
if (state().inCircle()) {
escapedBranches_computed = state().cycle();
} else {
escapedBranches_computed = ASTState.NON_CYCLE;
}
return escapedBranches_value;
}
/** @apilevel internal */
private Collection escapedBranches_compute() {
Collection set = new HashSet();
if (hasNonEmptyFinally()) {
// Branches from finally.
getFinally().collectBranches(set);
}
if (!hasFinally() || getFinally().canCompleteNormally()) {
set.addAll(branches());
}
return set;
}
/** @apilevel internal */
private void assignedAfter_Variable_reset() {
assignedAfter_Variable_values = null;
}
protected java.util.Map assignedAfter_Variable_values;
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN, isCircular=true)
@ASTNodeAnnotation.Source(aspect="DefiniteAssignment", declaredAt="/home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:264")
public boolean assignedAfter(Variable v) {
Object _parameters = v;
if (assignedAfter_Variable_values == null) assignedAfter_Variable_values = new java.util.HashMap(4);
ASTState.CircularValue _value;
if (assignedAfter_Variable_values.containsKey(_parameters)) {
Object _cache = assignedAfter_Variable_values.get(_parameters);
if (!(_cache instanceof ASTState.CircularValue)) {
return (Boolean) _cache;
} else {
_value = (ASTState.CircularValue) _cache;
}
} else {
_value = new ASTState.CircularValue();
assignedAfter_Variable_values.put(_parameters, _value);
_value.value = true;
}
ASTState state = state();
if (!state.inCircle() || state.calledByLazyAttribute()) {
state.enterCircle();
boolean new_assignedAfter_Variable_value;
do {
_value.cycle = state.nextCycle();
new_assignedAfter_Variable_value = assignedAfter_compute(v);
if (((Boolean)_value.value) != new_assignedAfter_Variable_value) {
state.setChangeInCycle();
_value.value = new_assignedAfter_Variable_value;
}
} while (state.testAndClearChangeInCycle());
assignedAfter_Variable_values.put(_parameters, new_assignedAfter_Variable_value);
state.leaveCircle();
return new_assignedAfter_Variable_value;
} else if (_value.cycle != state.cycle()) {
_value.cycle = state.cycle();
boolean new_assignedAfter_Variable_value = assignedAfter_compute(v);
if (((Boolean)_value.value) != new_assignedAfter_Variable_value) {
state.setChangeInCycle();
_value.value = new_assignedAfter_Variable_value;
}
return new_assignedAfter_Variable_value;
} else {
return (Boolean) _value.value;
}
}
/** @apilevel internal */
private boolean assignedAfter_compute(Variable v) {
// 16.2.15 4th bullet
if (!hasNonEmptyFinally()) {
if (!getBlock().assignedAfter(v)) {
return false;
}
for (int i = 0; i < getNumCatchClause(); i++) {
if (!getCatchClause(i).getBlock().assignedAfter(v)) {
return false;
}
}
return true;
} else {
// 16.2.15 5th bullet
if (getFinally().assignedAfter(v)) {
return true;
}
if (!getBlock().assignedAfter(v)) {
return false;
}
for (int i = 0; i < getNumCatchClause(); i++) {
if (!getCatchClause(i).getBlock().assignedAfter(v)) {
return false;
}
}
return true;
}
}
/** @apilevel internal */
private void unassignedAfterFinally_Variable_reset() {
unassignedAfterFinally_Variable_values = null;
}
protected java.util.Map unassignedAfterFinally_Variable_values;
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN, isCircular=true)
@ASTNodeAnnotation.Source(aspect="DefiniteUnassignment", declaredAt="/home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:1240")
public boolean unassignedAfterFinally(Variable v) {
Object _parameters = v;
if (unassignedAfterFinally_Variable_values == null) unassignedAfterFinally_Variable_values = new java.util.HashMap(4);
ASTState.CircularValue _value;
if (unassignedAfterFinally_Variable_values.containsKey(_parameters)) {
Object _cache = unassignedAfterFinally_Variable_values.get(_parameters);
if (!(_cache instanceof ASTState.CircularValue)) {
return (Boolean) _cache;
} else {
_value = (ASTState.CircularValue) _cache;
}
} else {
_value = new ASTState.CircularValue();
unassignedAfterFinally_Variable_values.put(_parameters, _value);
_value.value = true;
}
ASTState state = state();
if (!state.inCircle() || state.calledByLazyAttribute()) {
state.enterCircle();
boolean new_unassignedAfterFinally_Variable_value;
do {
_value.cycle = state.nextCycle();
new_unassignedAfterFinally_Variable_value = getFinally().unassignedAfter(v);
if (((Boolean)_value.value) != new_unassignedAfterFinally_Variable_value) {
state.setChangeInCycle();
_value.value = new_unassignedAfterFinally_Variable_value;
}
} while (state.testAndClearChangeInCycle());
unassignedAfterFinally_Variable_values.put(_parameters, new_unassignedAfterFinally_Variable_value);
state.leaveCircle();
return new_unassignedAfterFinally_Variable_value;
} else if (_value.cycle != state.cycle()) {
_value.cycle = state.cycle();
boolean new_unassignedAfterFinally_Variable_value = getFinally().unassignedAfter(v);
if (((Boolean)_value.value) != new_unassignedAfterFinally_Variable_value) {
state.setChangeInCycle();
_value.value = new_unassignedAfterFinally_Variable_value;
}
return new_unassignedAfterFinally_Variable_value;
} else {
return (Boolean) _value.value;
}
}
/** @apilevel internal */
private void assignedAfterFinally_Variable_reset() {
assignedAfterFinally_Variable_values = null;
}
protected java.util.Map assignedAfterFinally_Variable_values;
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN, isCircular=true)
@ASTNodeAnnotation.Source(aspect="DefiniteUnassignment", declaredAt="/home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:1245")
public boolean assignedAfterFinally(Variable v) {
Object _parameters = v;
if (assignedAfterFinally_Variable_values == null) assignedAfterFinally_Variable_values = new java.util.HashMap(4);
ASTState.CircularValue _value;
if (assignedAfterFinally_Variable_values.containsKey(_parameters)) {
Object _cache = assignedAfterFinally_Variable_values.get(_parameters);
if (!(_cache instanceof ASTState.CircularValue)) {
return (Boolean) _cache;
} else {
_value = (ASTState.CircularValue) _cache;
}
} else {
_value = new ASTState.CircularValue();
assignedAfterFinally_Variable_values.put(_parameters, _value);
_value.value = true;
}
ASTState state = state();
if (!state.inCircle() || state.calledByLazyAttribute()) {
state.enterCircle();
boolean new_assignedAfterFinally_Variable_value;
do {
_value.cycle = state.nextCycle();
new_assignedAfterFinally_Variable_value = getFinally().assignedAfter(v);
if (((Boolean)_value.value) != new_assignedAfterFinally_Variable_value) {
state.setChangeInCycle();
_value.value = new_assignedAfterFinally_Variable_value;
}
} while (state.testAndClearChangeInCycle());
assignedAfterFinally_Variable_values.put(_parameters, new_assignedAfterFinally_Variable_value);
state.leaveCircle();
return new_assignedAfterFinally_Variable_value;
} else if (_value.cycle != state.cycle()) {
_value.cycle = state.cycle();
boolean new_assignedAfterFinally_Variable_value = getFinally().assignedAfter(v);
if (((Boolean)_value.value) != new_assignedAfterFinally_Variable_value) {
state.setChangeInCycle();
_value.value = new_assignedAfterFinally_Variable_value;
}
return new_assignedAfterFinally_Variable_value;
} else {
return (Boolean) _value.value;
}
}
/** @apilevel internal */
private void unassignedBefore_Variable_reset() {
unassignedBefore_Variable_values = null;
}
protected java.util.Map unassignedBefore_Variable_values;
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN, isCircular=true)
@ASTNodeAnnotation.Source(aspect="DefiniteUnassignment", declaredAt="/home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:1573")
public boolean unassignedBefore(Variable v) {
Object _parameters = v;
if (unassignedBefore_Variable_values == null) unassignedBefore_Variable_values = new java.util.HashMap(4);
ASTState.CircularValue _value;
if (unassignedBefore_Variable_values.containsKey(_parameters)) {
Object _cache = unassignedBefore_Variable_values.get(_parameters);
if (!(_cache instanceof ASTState.CircularValue)) {
return (Boolean) _cache;
} else {
_value = (ASTState.CircularValue) _cache;
}
} else {
_value = new ASTState.CircularValue();
unassignedBefore_Variable_values.put(_parameters, _value);
_value.value = true;
}
ASTState state = state();
if (!state.inCircle() || state.calledByLazyAttribute()) {
state.enterCircle();
boolean new_unassignedBefore_Variable_value;
do {
_value.cycle = state.nextCycle();
new_unassignedBefore_Variable_value = super.unassignedBefore(v);
if (((Boolean)_value.value) != new_unassignedBefore_Variable_value) {
state.setChangeInCycle();
_value.value = new_unassignedBefore_Variable_value;
}
} while (state.testAndClearChangeInCycle());
unassignedBefore_Variable_values.put(_parameters, new_unassignedBefore_Variable_value);
state.leaveCircle();
return new_unassignedBefore_Variable_value;
} else if (_value.cycle != state.cycle()) {
_value.cycle = state.cycle();
boolean new_unassignedBefore_Variable_value = super.unassignedBefore(v);
if (((Boolean)_value.value) != new_unassignedBefore_Variable_value) {
state.setChangeInCycle();
_value.value = new_unassignedBefore_Variable_value;
}
return new_unassignedBefore_Variable_value;
} else {
return (Boolean) _value.value;
}
}
/** @apilevel internal */
private void unassignedAfter_Variable_reset() {
unassignedAfter_Variable_values = null;
}
protected java.util.Map unassignedAfter_Variable_values;
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN, isCircular=true)
@ASTNodeAnnotation.Source(aspect="DefiniteUnassignment", declaredAt="/home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:895")
public boolean unassignedAfter(Variable v) {
Object _parameters = v;
if (unassignedAfter_Variable_values == null) unassignedAfter_Variable_values = new java.util.HashMap(4);
ASTState.CircularValue _value;
if (unassignedAfter_Variable_values.containsKey(_parameters)) {
Object _cache = unassignedAfter_Variable_values.get(_parameters);
if (!(_cache instanceof ASTState.CircularValue)) {
return (Boolean) _cache;
} else {
_value = (ASTState.CircularValue) _cache;
}
} else {
_value = new ASTState.CircularValue();
unassignedAfter_Variable_values.put(_parameters, _value);
_value.value = true;
}
ASTState state = state();
if (!state.inCircle() || state.calledByLazyAttribute()) {
state.enterCircle();
boolean new_unassignedAfter_Variable_value;
do {
_value.cycle = state.nextCycle();
new_unassignedAfter_Variable_value = unassignedAfter_compute(v);
if (((Boolean)_value.value) != new_unassignedAfter_Variable_value) {
state.setChangeInCycle();
_value.value = new_unassignedAfter_Variable_value;
}
} while (state.testAndClearChangeInCycle());
unassignedAfter_Variable_values.put(_parameters, new_unassignedAfter_Variable_value);
state.leaveCircle();
return new_unassignedAfter_Variable_value;
} else if (_value.cycle != state.cycle()) {
_value.cycle = state.cycle();
boolean new_unassignedAfter_Variable_value = unassignedAfter_compute(v);
if (((Boolean)_value.value) != new_unassignedAfter_Variable_value) {
state.setChangeInCycle();
_value.value = new_unassignedAfter_Variable_value;
}
return new_unassignedAfter_Variable_value;
} else {
return (Boolean) _value.value;
}
}
/** @apilevel internal */
private boolean unassignedAfter_compute(Variable v) {
// 16.2.14 4th bullet
if (!hasNonEmptyFinally()) {
if (!getBlock().unassignedAfter(v)) {
return false;
}
for (int i = 0; i < getNumCatchClause(); i++) {
if (!getCatchClause(i).getBlock().unassignedAfter(v)) {
return false;
}
}
return true;
} else {
return getFinally().unassignedAfter(v);
}
}
/** @apilevel internal */
private void hasNonEmptyFinally_reset() {
hasNonEmptyFinally_computed = null;
}
/** @apilevel internal */
protected ASTState.Cycle hasNonEmptyFinally_computed = null;
/** @apilevel internal */
protected boolean hasNonEmptyFinally_value;
/**
* @return true if this TyStmt has a non-empty finally block
* @attribute syn
* @aspect ExceptionHandling
* @declaredat /home/jesper/git/extendj/java4/frontend/ExceptionHandling.jrag:43
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="ExceptionHandling", declaredAt="/home/jesper/git/extendj/java4/frontend/ExceptionHandling.jrag:43")
public boolean hasNonEmptyFinally() {
ASTState state = state();
if (hasNonEmptyFinally_computed == ASTState.NON_CYCLE || hasNonEmptyFinally_computed == state().cycle()) {
return hasNonEmptyFinally_value;
}
hasNonEmptyFinally_value = hasFinally() && getFinally().getNumStmt() > 0;
if (state().inCircle()) {
hasNonEmptyFinally_computed = state().cycle();
} else {
hasNonEmptyFinally_computed = ASTState.NON_CYCLE;
}
return hasNonEmptyFinally_value;
}
/** @apilevel internal */
private void catchableException_TypeDecl_reset() {
catchableException_TypeDecl_computed = null;
catchableException_TypeDecl_values = null;
}
/** @apilevel internal */
protected java.util.Map catchableException_TypeDecl_values;
/** @apilevel internal */
protected java.util.Map catchableException_TypeDecl_computed;
/**
* The block of the try statement can throw an exception of
* a type assignable to the given type.
* @attribute syn
* @aspect ExceptionHandling
* @declaredat /home/jesper/git/extendj/java4/frontend/ExceptionHandling.jrag:289
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="ExceptionHandling", declaredAt="/home/jesper/git/extendj/java4/frontend/ExceptionHandling.jrag:289")
public boolean catchableException(TypeDecl type) {
Object _parameters = type;
if (catchableException_TypeDecl_computed == null) catchableException_TypeDecl_computed = new java.util.HashMap(4);
if (catchableException_TypeDecl_values == null) catchableException_TypeDecl_values = new java.util.HashMap(4);
ASTState state = state();
if (catchableException_TypeDecl_values.containsKey(_parameters)
&& catchableException_TypeDecl_computed.containsKey(_parameters)
&& (catchableException_TypeDecl_computed.get(_parameters) == ASTState.NON_CYCLE || catchableException_TypeDecl_computed.get(_parameters) == state().cycle())) {
return (Boolean) catchableException_TypeDecl_values.get(_parameters);
}
boolean catchableException_TypeDecl_value = getBlock().reachedException(type);
if (state().inCircle()) {
catchableException_TypeDecl_values.put(_parameters, catchableException_TypeDecl_value);
catchableException_TypeDecl_computed.put(_parameters, state().cycle());
} else {
catchableException_TypeDecl_values.put(_parameters, catchableException_TypeDecl_value);
catchableException_TypeDecl_computed.put(_parameters, ASTState.NON_CYCLE);
}
return catchableException_TypeDecl_value;
}
/**
* @attribute syn
* @aspect PreciseRethrow
* @declaredat /home/jesper/git/extendj/java7/frontend/PreciseRethrow.jrag:78
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="PreciseRethrow", declaredAt="/home/jesper/git/extendj/java7/frontend/PreciseRethrow.jrag:78")
public boolean modifiedInScope(Variable var) {
{
if (getBlock().modifiedInScope(var)) {
return true;
}
for (CatchClause cc : getCatchClauseList()) {
if (cc.modifiedInScope(var)) {
return true;
}
}
return hasNonEmptyFinally() && getFinally().modifiedInScope(var);
}
}
/**
* @attribute syn
* @aspect CreateBCode
* @declaredat /home/jesper/git/extendj/java4/backend/CreateBCode.jrag:1704
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="CreateBCode", declaredAt="/home/jesper/git/extendj/java4/backend/CreateBCode.jrag:1704")
public int break_label() {
int break_label_value = label_end();
return break_label_value;
}
/**
* @attribute syn
* @aspect CreateBCode
* @declaredat /home/jesper/git/extendj/java4/backend/CreateBCode.jrag:1729
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="CreateBCode", declaredAt="/home/jesper/git/extendj/java4/backend/CreateBCode.jrag:1729")
public int continue_label() {
int continue_label_value = label_end();
return continue_label_value;
}
/** @apilevel internal */
private void fallthrough_label_reset() {
fallthrough_label_computed = null;
}
/** @apilevel internal */
protected ASTState.Cycle fallthrough_label_computed = null;
/** @apilevel internal */
protected int fallthrough_label_value;
/**
* @attribute syn
* @aspect CreateBCode
* @declaredat /home/jesper/git/extendj/java4/backend/CreateBCode.jrag:1795
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="CreateBCode", declaredAt="/home/jesper/git/extendj/java4/backend/CreateBCode.jrag:1795")
public int fallthrough_label() {
ASTState state = state();
if (fallthrough_label_computed == ASTState.NON_CYCLE || fallthrough_label_computed == state().cycle()) {
return fallthrough_label_value;
}
fallthrough_label_value = hasNonEmptyFinally() ? hostType().constantPool().newLabel() : label_end();
if (state().inCircle()) {
fallthrough_label_computed = state().cycle();
} else {
fallthrough_label_computed = ASTState.NON_CYCLE;
}
return fallthrough_label_value;
}
/**
* Outer finally host with a finally block that can complete normally.
* @attribute syn
* @aspect CreateBCode
* @declaredat /home/jesper/git/extendj/java4/backend/CreateBCode.jrag:1844
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="CreateBCode", declaredAt="/home/jesper/git/extendj/java4/backend/CreateBCode.jrag:1844")
public FinallyHost outerFinallyHost() {
{
// Find outer finally block.
FinallyHost outer = this;
Iterator iter = finallyIterator();
while (iter.hasNext()) {
outer = iter.next();
}
return outer;
}
}
/** @apilevel internal */
private void label_end_reset() {
label_end_computed = null;
}
/** @apilevel internal */
protected ASTState.Cycle label_end_computed = null;
/** @apilevel internal */
protected int label_end_value;
/**
* @attribute syn
* @aspect NTAFinally
* @declaredat /home/jesper/git/extendj/java4/backend/NTAFinally.jrag:32
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="NTAFinally", declaredAt="/home/jesper/git/extendj/java4/backend/NTAFinally.jrag:32")
public int label_end() {
ASTState state = state();
if (label_end_computed == ASTState.NON_CYCLE || label_end_computed == state().cycle()) {
return label_end_value;
}
label_end_value = hostType().constantPool().newLabel();
if (state().inCircle()) {
label_end_computed = state().cycle();
} else {
label_end_computed = ASTState.NON_CYCLE;
}
return label_end_value;
}
/**
* @attribute inh
* @aspect UnreachableStatements
* @declaredat /home/jesper/git/extendj/java4/frontend/UnreachableStatements.jrag:197
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.INH)
@ASTNodeAnnotation.Source(aspect="UnreachableStatements", declaredAt="/home/jesper/git/extendj/java4/frontend/UnreachableStatements.jrag:197")
public TypeDecl typeError() {
ASTState state = state();
if (typeError_computed == ASTState.NON_CYCLE || typeError_computed == state().cycle()) {
return typeError_value;
}
typeError_value = getParent().Define_typeError(this, null);
if (state().inCircle()) {
typeError_computed = state().cycle();
} else {
typeError_computed = ASTState.NON_CYCLE;
}
return typeError_value;
}
/** @apilevel internal */
private void typeError_reset() {
typeError_computed = null;
typeError_value = null;
}
/** @apilevel internal */
protected ASTState.Cycle typeError_computed = null;
/** @apilevel internal */
protected TypeDecl typeError_value;
/**
* @attribute inh
* @aspect UnreachableStatements
* @declaredat /home/jesper/git/extendj/java4/frontend/UnreachableStatements.jrag:198
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.INH)
@ASTNodeAnnotation.Source(aspect="UnreachableStatements", declaredAt="/home/jesper/git/extendj/java4/frontend/UnreachableStatements.jrag:198")
public TypeDecl typeRuntimeException() {
ASTState state = state();
if (typeRuntimeException_computed == ASTState.NON_CYCLE || typeRuntimeException_computed == state().cycle()) {
return typeRuntimeException_value;
}
typeRuntimeException_value = getParent().Define_typeRuntimeException(this, null);
if (state().inCircle()) {
typeRuntimeException_computed = state().cycle();
} else {
typeRuntimeException_computed = ASTState.NON_CYCLE;
}
return typeRuntimeException_value;
}
/** @apilevel internal */
private void typeRuntimeException_reset() {
typeRuntimeException_computed = null;
typeRuntimeException_value = null;
}
/** @apilevel internal */
protected ASTState.Cycle typeRuntimeException_computed = null;
/** @apilevel internal */
protected TypeDecl typeRuntimeException_value;
/**
* @attribute inh
* @aspect ExceptionHandling
* @declaredat /home/jesper/git/extendj/java4/frontend/ExceptionHandling.jrag:93
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.INH)
@ASTNodeAnnotation.Source(aspect="ExceptionHandling", declaredAt="/home/jesper/git/extendj/java4/frontend/ExceptionHandling.jrag:93")
public boolean handlesException(TypeDecl exceptionType) {
Object _parameters = exceptionType;
if (handlesException_TypeDecl_computed == null) handlesException_TypeDecl_computed = new java.util.HashMap(4);
if (handlesException_TypeDecl_values == null) handlesException_TypeDecl_values = new java.util.HashMap(4);
ASTState state = state();
if (handlesException_TypeDecl_values.containsKey(_parameters)
&& handlesException_TypeDecl_computed.containsKey(_parameters)
&& (handlesException_TypeDecl_computed.get(_parameters) == ASTState.NON_CYCLE || handlesException_TypeDecl_computed.get(_parameters) == state().cycle())) {
return (Boolean) handlesException_TypeDecl_values.get(_parameters);
}
boolean handlesException_TypeDecl_value = getParent().Define_handlesException(this, null, exceptionType);
if (state().inCircle()) {
handlesException_TypeDecl_values.put(_parameters, handlesException_TypeDecl_value);
handlesException_TypeDecl_computed.put(_parameters, state().cycle());
} else {
handlesException_TypeDecl_values.put(_parameters, handlesException_TypeDecl_value);
handlesException_TypeDecl_computed.put(_parameters, ASTState.NON_CYCLE);
}
return handlesException_TypeDecl_value;
}
/** @apilevel internal */
private void handlesException_TypeDecl_reset() {
handlesException_TypeDecl_computed = null;
handlesException_TypeDecl_values = null;
}
/** @apilevel internal */
protected java.util.Map handlesException_TypeDecl_values;
/** @apilevel internal */
protected java.util.Map handlesException_TypeDecl_computed;
/**
* @attribute inh
* @aspect CodeGeneration
* @declaredat /home/jesper/git/extendj/java4/backend/CodeGeneration.jrag:289
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.INH)
@ASTNodeAnnotation.Source(aspect="CodeGeneration", declaredAt="/home/jesper/git/extendj/java4/backend/CodeGeneration.jrag:289")
public TypeDecl typeThrowable() {
TypeDecl typeThrowable_value = getParent().Define_typeThrowable(this, null);
return typeThrowable_value;
}
/**
* @declaredat /home/jesper/git/extendj/java4/frontend/UnreachableStatements.jrag:49
* @apilevel internal
*/
public boolean Define_reachable(ASTNode _callerNode, ASTNode _childNode) {
if (_callerNode == getFinallyOptNoTransform()) {
// @declaredat /home/jesper/git/extendj/java4/frontend/UnreachableStatements.jrag:176
return reachable();
}
else if (getBlockNoTransform() != null && _callerNode == getBlock()) {
// @declaredat /home/jesper/git/extendj/java4/frontend/UnreachableStatements.jrag:175
return reachable();
}
else {
return getParent().Define_reachable(this, _callerNode);
}
}
/**
* @declaredat /home/jesper/git/extendj/java4/frontend/UnreachableStatements.jrag:49
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute reachable
*/
protected boolean canDefine_reachable(ASTNode _callerNode, ASTNode _childNode) {
return true;
}
/**
* @declaredat /home/jesper/git/extendj/java4/frontend/UnreachableStatements.jrag:182
* @apilevel internal
*/
public boolean Define_reachableCatchClause(ASTNode _callerNode, ASTNode _childNode, TypeDecl exceptionType) {
if (_callerNode == getCatchClauseListNoTransform()) {
// @declaredat /home/jesper/git/extendj/java4/frontend/UnreachableStatements.jrag:183
int childIndex = _callerNode.getIndexOfChild(_childNode);
{
for (int i = 0; i < childIndex; i++) {
if (getCatchClause(i).handles(exceptionType)) {
return false;
}
}
if (catchableException(exceptionType)) {
return true;
}
if (exceptionType.mayCatch(typeError()) || exceptionType.mayCatch(typeRuntimeException())) {
return true;
}
return false;
}
}
else {
return getParent().Define_reachableCatchClause(this, _callerNode, exceptionType);
}
}
/**
* @declaredat /home/jesper/git/extendj/java4/frontend/UnreachableStatements.jrag:182
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute reachableCatchClause
*/
protected boolean canDefine_reachableCatchClause(ASTNode _callerNode, ASTNode _childNode, TypeDecl exceptionType) {
return true;
}
/**
* @declaredat /home/jesper/git/extendj/java7/frontend/PreciseRethrow.jrag:280
* @apilevel internal
*/
public boolean Define_reportUnreachable(ASTNode _callerNode, ASTNode _childNode) {
if (_callerNode == getFinallyOptNoTransform()) {
// @declaredat /home/jesper/git/extendj/java4/frontend/UnreachableStatements.jrag:216
return reachable();
}
else if (_callerNode == getCatchClauseListNoTransform()) {
// @declaredat /home/jesper/git/extendj/java4/frontend/UnreachableStatements.jrag:215
int childIndex = _callerNode.getIndexOfChild(_childNode);
return reachable();
}
else if (getBlockNoTransform() != null && _callerNode == getBlock()) {
// @declaredat /home/jesper/git/extendj/java4/frontend/UnreachableStatements.jrag:214
return reachable();
}
else {
return getParent().Define_reportUnreachable(this, _callerNode);
}
}
/**
* @declaredat /home/jesper/git/extendj/java7/frontend/PreciseRethrow.jrag:280
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute reportUnreachable
*/
protected boolean canDefine_reportUnreachable(ASTNode _callerNode, ASTNode _childNode) {
return true;
}
/**
* @declaredat /home/jesper/git/extendj/java4/frontend/BranchTarget.jrag:273
* @apilevel internal
*/
public FinallyHost Define_enclosingFinally(ASTNode _callerNode, ASTNode _childNode, Stmt branch) {
if (_callerNode == getFinallyOptNoTransform()) {
// @declaredat /home/jesper/git/extendj/java4/frontend/BranchTarget.jrag:280
return enclosingFinally(branch);
}
else {
int childIndex = this.getIndexOfChild(_callerNode);
return hasNonEmptyFinally() ? this : enclosingFinally(branch);
}
}
/**
* @declaredat /home/jesper/git/extendj/java4/frontend/BranchTarget.jrag:273
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute enclosingFinally
*/
protected boolean canDefine_enclosingFinally(ASTNode _callerNode, ASTNode _childNode, Stmt branch) {
return true;
}
/**
* @declaredat /home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:256
* @apilevel internal
*/
public boolean Define_assignedBefore(ASTNode _callerNode, ASTNode _childNode, Variable v) {
if (_callerNode == getFinallyOptNoTransform()) {
// @declaredat /home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:854
return assignedBefore(v);
}
else if (_callerNode == getCatchClauseListNoTransform()) {
// @declaredat /home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:851
int childIndex = _callerNode.getIndexOfChild(_childNode);
return getBlock().assignedBefore(v);
}
else if (getBlockNoTransform() != null && _callerNode == getBlock()) {
// @declaredat /home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:848
return assignedBefore(v);
}
else {
return getParent().Define_assignedBefore(this, _callerNode, v);
}
}
/**
* @declaredat /home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:256
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute assignedBefore
*/
protected boolean canDefine_assignedBefore(ASTNode _callerNode, ASTNode _childNode, Variable v) {
return true;
}
/**
* @declaredat /home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:887
* @apilevel internal
*/
public boolean Define_unassignedBefore(ASTNode _callerNode, ASTNode _childNode, Variable v) {
if (_callerNode == getFinallyOptNoTransform()) {
// @declaredat /home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:1587
{
if (!getBlock().unassignedEverywhere(v)) {
return false;
}
for (int i = 0; i < getNumCatchClause(); i++) {
if (!getCatchClause(i).getBlock().checkDUeverywhere(v)) {
return false;
}
}
return true;
}
}
else if (_callerNode == getCatchClauseListNoTransform()) {
// @declaredat /home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:1576
int childIndex = _callerNode.getIndexOfChild(_childNode);
{
if (!getBlock().unassignedAfter(v)) {
return false;
}
if (!getBlock().unassignedEverywhere(v)) {
return false;
}
return true;
}
}
else if (getBlockNoTransform() != null && _callerNode == getBlock()) {
// @declaredat /home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:1571
return unassignedBefore(v);
}
else {
return getParent().Define_unassignedBefore(this, _callerNode, v);
}
}
/**
* @declaredat /home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:887
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute unassignedBefore
*/
protected boolean canDefine_unassignedBefore(ASTNode _callerNode, ASTNode _childNode, Variable v) {
return true;
}
/**
* @declaredat /home/jesper/git/extendj/java7/frontend/TryWithResources.jrag:112
* @apilevel internal
*/
public boolean Define_handlesException(ASTNode _callerNode, ASTNode _childNode, TypeDecl exceptionType) {
if (getBlockNoTransform() != null && _callerNode == getBlock()) {
// @declaredat /home/jesper/git/extendj/java4/frontend/ExceptionHandling.jrag:266
{
for (int i = 0; i < getNumCatchClause(); i++) {
if (getCatchClause(i).handles(exceptionType)) {
return true;
}
}
if (hasNonEmptyFinally() && !getFinally().canCompleteNormally()) {
return true;
}
return handlesException(exceptionType);
}
}
else if (_callerNode == getCatchClauseListNoTransform()) {
// @declaredat /home/jesper/git/extendj/java4/frontend/ExceptionHandling.jrag:259
int childIndex = _callerNode.getIndexOfChild(_childNode);
{
if (hasNonEmptyFinally() && !getFinally().canCompleteNormally()) {
return true;
}
return handlesException(exceptionType);
}
}
else {
return getParent().Define_handlesException(this, _callerNode, exceptionType);
}
}
/**
* @declaredat /home/jesper/git/extendj/java7/frontend/TryWithResources.jrag:112
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute handlesException
*/
protected boolean canDefine_handlesException(ASTNode _callerNode, ASTNode _childNode, TypeDecl exceptionType) {
return true;
}
/**
* @declaredat /home/jesper/git/extendj/java7/frontend/PreciseRethrow.jrag:217
* @apilevel internal
*/
public Collection Define_caughtExceptions(ASTNode _callerNode, ASTNode _childNode) {
if (_callerNode == getCatchClauseListNoTransform()) {
// @declaredat /home/jesper/git/extendj/java7/frontend/PreciseRethrow.jrag:219
int index = _callerNode.getIndexOfChild(_childNode);
{
Collection exceptions = new HashSet();
getBlock().collectExceptions(exceptions);
Collection caught = new LinkedList();
for (TypeDecl exception : exceptions) {
// This catch clause handles the exception.
if (!getCatchClause(index).handles(exception)) {
continue;
}
// No previous catch clause handles the exception.
boolean already = false;
for (int i = 0; i < index; ++i) {
if (getCatchClause(i).handles(exception)) {
already = true;
break;
}
}
if (!already) {
caught.add(exception);
}
}
return caught;
}
}
else {
return getParent().Define_caughtExceptions(this, _callerNode);
}
}
/**
* @declaredat /home/jesper/git/extendj/java7/frontend/PreciseRethrow.jrag:217
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute caughtExceptions
*/
protected boolean canDefine_caughtExceptions(ASTNode _callerNode, ASTNode _childNode) {
return true;
}
/**
* @declaredat /home/jesper/git/extendj/java7/backend/MultiCatch.jrag:53
* @apilevel internal
*/
public int Define_localNum(ASTNode _callerNode, ASTNode _childNode) {
if (getExceptionHandlerNoTransform() != null && _callerNode == getExceptionHandler()) {
// @declaredat /home/jesper/git/extendj/java4/backend/LocalNum.jrag:191
return localNum() + 1;
}
else if (_callerNode == getFinallyOptNoTransform()) {
// @declaredat /home/jesper/git/extendj/java4/backend/LocalNum.jrag:188
return localNum();
}
else {
int childIndex = this.getIndexOfChild(_callerNode);
return localNum();
}
}
/**
* @declaredat /home/jesper/git/extendj/java7/backend/MultiCatch.jrag:53
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute localNum
*/
protected boolean canDefine_localNum(ASTNode _callerNode, ASTNode _childNode) {
return true;
}
/** @apilevel internal */
public ASTNode rewriteTo() {
return super.rewriteTo();
}
/** @apilevel internal */
public boolean canRewrite() {
return false;
}
}